Search: id:A127482
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%I A127482
%S A127482 2,6,30,210,210,630,4410,39690,238140,4286520,12859560,270050760,
%T A127482 1080203040,12962436480,362948221440,5444223321600,244990049472000,
%U A127482 1469940296832000,61737492466944000,432162447268608000
%N A127482 Product of the nonzero digital products of all the prime numbers p(1) 
               to p(n).
%F A127482 a(n)=product{1<=k<=n, dp_p(prime(k)} where prime(k)=A000040(k) and dp_p(m)=product 
               of the non-zero digits of m in base p (p=10 for this sequence). - 
               Hieronymus Fischer (Hieronymus.Fischer(AT)gmx.de), Sep 29 2007
%e A127482 a(7)=dp_10(2)*dp_10(3)*dp_10(5)*dp_10(7)*dp_10(11)*dp_10(13)*dp_10(17)=2*3*5*7*(1*1)*(1*3)*(1*7)=4410.
%Y A127482 Cf. A007953, A007954, A131385, A131387, A131451.
%Y A127482 Cf. A000040.
%Y A127482 Sequence in context: A112385 A078700 A104561 this_sequence A118747 A129779 
               A068215
%Y A127482 Adjacent sequences: A127479 A127480 A127481 this_sequence A127483 A127484 
               A127485
%K A127482 base,easy,nonn
%O A127482 1,1
%A A127482 Alain Van Kerckhoven (alain(AT)avk.org), Sep 12 2007
%E A127482 Corrected and extended by Hieronymus Fischer (Hieronymus.Fischer(AT)gmx.de), 
               Sep 29 2007

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